The Protech TR-4 features a Bruce Shaw designed sterling silver Skull inlay in the black anodized aluminum (6061) handle giving you the title BAD MF! If that wasn’t enough, the TR-4 automatic knife comes with a custom skull lanyard to pretty much solidify your new title. The 4″ 154CM blade is bead blasted as well as the hardware and two tone glass breaker on the handles end.
The TR-4 is the newest release of Tactical Response Automatic Knives from Protech, an industry leader in autos. The TR-4 features an upgraded sliding safety on the front of the handle so there are no accidental deployments. Immediately when you push the button you can feel the torque you come to expect from a Pro-Tech automatic knife. This auto comes with a carry sheath so you have your choice of in the pocket or on the hip.